我明白了人们会忘记你说过的话，忘记你做过的事，但他们永远不会忘记你给他们的感受。
I've learned that people will forget what you said, people will forget what you did, but people will never forget how you made them feel.
"To live is the rarest thing in the world. Most people exist, that is all."
"The beauty of mathematics only shows itself to more patient followers."
自由是唯一值得为之奋斗的东西。
The most successful leaders are those who listen more than they speak.